Element block pseudo-element :before generated with font-size 16px line-height 1 transition float none transform position static height auto border 0px rgba(0,0,0,1) solid width 160px margin 0px font-weight normal cursor default overflow hidden z-index auto display block padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) background